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ALKALI - KARBON

Authored by Enru 1

1st Grade

Used 4+ times

ALKALI - KARBON
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Logam alkali yang bersifat radioaktif adalah... .

Na

K

Li

Fr

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nama lain dari natrium hidroksida adalah... .

soda api

soda kue

baking soda

lindi natron

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di bawah ini terdapat nomor atom logam alkali, kecuali... .

3

11

21

37

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mineral di bawah ini merupakan bentuk logam alkali di alam, kecuali... .

boraks

karnalit

barit

slivit

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

warna nyala dari kalium adalah... .

kuning

merah

ungu

biru

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika garam dari alkali tanah dites nyala ternyata berwarna merah, maka garam tersebut mengandung logam... .

stronsium

barium

kalsium

magneisum

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

yang termasuk unsur alkali tanah ...

C, Si, Mg

Be, Mg, Sr

Na, Li, K

N, P, Ba

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